EP 2579257 A2 20130410 - Optical read/write apparatus
Title (en)
Optical read/write apparatus
Title (de)
Optische Lese-/Schreibvorrichtung
Title (fr)
Appareil optique de lecture/écriture
Publication
Application
Priority
JP 2011219014 A 20111003
Abstract (en)
Disclosed is an improved DRAW technique for writing data on an optical storage medium and reading the data in parallel. In obtaining the optical power of a first light source 1 , writing user data is temporarily suspended to write non-user data with a second light source 2 turned OFF.
IPC 8 full level
G11B 7/0045 (2006.01); G11B 7/1263 (2012.01)
CPC (source: EP US)
G11B 7/00458 (2013.01 - EP US); G11B 7/1263 (2013.01 - EP US); G11B 7/003 (2013.01 - EP US)
Citation (applicant)
- JP S59113509 A 19840630 - NIPPON ELECTRIC CO
- JP S63249941 A 19881017 - MITSUBISHI ELECTRIC CORP
- JP 2011219014 A 20111104 - TOYOTA MOTOR CORP
- JP 2012050138 A 20120308 - CERTICOM CORP
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
DOCDB simple family (publication)
EP 2579257 A2 20130410; EP 2579257 A3 20170705; JP 2013093086 A 20130516; US 2013083640 A1 20130404; US 8582408 B2 20131112
DOCDB simple family (application)
EP 12174071 A 20120628; JP 2012050138 A 20120307; US 201213534344 A 20120627